<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="模型名称" prop="name">
        <el-input v-model="queryParams.name" placeholder="请输入模型名称" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="源模型ID" prop="sId">
        <el-input v-model="queryParams.sId" placeholder="请输入源模型ID" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" @click="handleAdd" v-hasPermi="['model:model:add']">新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="success" plain icon="el-icon-edit" :disabled="single" @click="handleUpdate"
          v-hasPermi="['model:model:edit']">修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="danger" plain icon="el-icon-delete" :disabled="multiple" @click="handleDelete"
          v-hasPermi="['model:model:remove']">删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="warning" plain icon="el-icon-download" @click="handleExport"
          v-hasPermi="['model:model:export']">导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="modelList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="模型ID" align="center" prop="id" />
      <el-table-column label="模型名称" align="center" prop="name" />
      <el-table-column label="源模型ID" align="center" prop="sId" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button link type="primary" icon="el-icon-edit" @click="handleUpdate(scope.row)"
            v-hasPermi="['model:model:edit']">修改</el-button>
          <el-button link type="primary" icon="el-icon-delete" @click="handleDelete(scope.row)"
            v-hasPermi="['model:model:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total>0" :total="total" :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize" @pagination="getList" />

    <!-- 添加或修改模型对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="800px" append-to-body>
      <el-form ref="modelRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="模型名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入模型名称" />
        </el-form-item>
        <el-form-item label="模型文件" prop="modelFile">
          <file-upload v-model="form.modelFile" :limit="1" :fileSize="500" :isImage="false" :fileType="['zip']" />
        </el-form-item>
        <el-form-item label="源模型" prop="sId">
          <el-select v-model="form.sId" placeholder="请选择源模型" clearable @change="handleSModelChange">
            <el-option v-for="item in sModelOptions" :key="item.id" :label="item.name" :value="item.id" />
          </el-select>
        </el-form-item>
        <el-divider content-position="center">源模型信息</el-divider>
        <el-table :data="[selectedSModel]" v-if="selectedSModel.id">
          <el-table-column label="源模型名称" prop="name" align="center" />
          <el-table-column label="源模型类别" prop="category" align="center" />
        </el-table>
        <el-empty v-else description="请选择源模型" />
      </el-form>
      <template v-slot:footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script>
import { listModel, getModel, delModel, addModel, updateModel } from "@/api/model/model";
import { listSmodel } from "@/api/smodel/smodel";

export default {
  name: "Model",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 模型表格数据
      modelList: [],
      // 源模型列表
      sModelList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        modelFile: null,
        sId: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        name: [
          { required: true, message: "模型名称不能为空", trigger: "blur" }
        ],
        modelFile: [
          { required: true, message: "模型文件不能为空", trigger: "blur" }
        ],
      },
      // 源模型选项
      sModelOptions: [],
      // 选中的源模型
      selectedSModel: {}
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询模型列表 */
    getList() {
      this.loading = true;
      listModel(this.queryParams).then(response => {
        this.modelList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        name: null,
        modelFile: null,
        sId: null,
        createTime: null,
        updateTime: null
      };
      this.selectedSModel = {};
      this.resetForm("modelRef");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryRef");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id);
      this.single = selection.length != 1;
      this.multiple = !selection.length;
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.getSModelOptions();
      this.open = true;
      this.title = "添加模型";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids;
      this.getSModelOptions();
      getModel(id).then(response => {
        this.form = response.data;
        // 获取选中源模型的详细信息
        if (this.form.sId) {
          this.selectedSModel = this.sModelOptions.find(item => item.id === this.form.sId) || {};
        }
        this.open = true;
        this.title = "修改模型";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["modelRef"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateModel(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addModel(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除模型编号为"' + ids + '"的数据项？').then(() => {
        return delModel(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => { });
    },
    /** 获取源模型列表 */
    getSModelOptions() {
      listSmodel().then(response => {
        this.sModelOptions = response.rows;
      });
    },
    /** 处理源模型选择变化 */
    handleSModelChange(newVal) {
      if (newVal) {
        this.selectedSModel = this.sModelOptions.find(item => item.id === newVal) || {};
      } else {
        this.selectedSModel = {};
      }
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('model/model/export', {
        ...this.queryParams
      }, `model_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>